@JumpsuitJamey
Welcome
You can make a new thread in the Perennials forum for Veronica. Here's the link for it if you're interested. After clicking link, scroll all the way to where you see in a green box that says, Start a new thread:
https://garden.org/forums/view...
I've had a problem with the Kudos series of Agastaches also. Make sure the mulch you're using is small crushed gravel and/or pea gravel.